From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61A70C43219 for ; Mon, 4 Apr 2022 21:49:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1380651AbiDDVsr convert rfc822-to-8bit (ORCPT ); Mon, 4 Apr 2022 17:48:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1380278AbiDDT1M (ORCPT ); Mon, 4 Apr 2022 15:27:12 -0400 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D4F03B295 for ; Mon, 4 Apr 2022 12:25:15 -0700 (PDT) Received: by mail-il1-f197.google.com with SMTP id m3-20020a056e02158300b002b6e3d1f97cso6706421ilu.19 for ; Mon, 04 Apr 2022 12:25:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to:content-transfer-encoding; bh=kmWFJFj34/4zFHaivaN7YD9rve+XHxpxZd65FGGyjrQ=; b=tsNPEjtePJorrjxM7MEGsJBY+p0P1C/qHyLGBVzt/A2RO1lN6v+rfnvA1pYw9grNo6 +B3T+yIkBFsjGod213nLPyoFA4YZlGX+Vwe3ehIGshStYmkR/MrIZ6qvMn31ELVwj0rW Jl1uPJNoCjGPsos9A232rhCCTnhUsd/7NGyAldFT3rbeerWCbCTpKZtuqFGCtgVLuY9+ n6jyDakjdsmVSPJGFx+pg/0YxiNGwbfaxrgYhh5ADoDRe0GQO7M/0wmTX9VMwGyp9Di8 ATKPl9qijt0Z20gbUbTjwzivgQGYzexmLMkZ+A8zur9fRlRD+0XttCEXwRrLJXcHJ02m QtTw== X-Gm-Message-State: AOAM5326hsF6ah5P030REGGLaRU3Y9aTtskJpbfKc3TpeahpPsiluPhT EiL5VFo9++sp868F0t0Sss/xHntE1/1JjHZB2Or6qm5mAry7 X-Google-Smtp-Source: ABdhPJwu0I+tkB37kU2Qzn6gi2n1zL0hp4u1Zi1zgPa4Zh1RdJP9BTUrQKrvjyQW2pqi/qB2v0WNoXpnUj34T7J5r8Tmxqtwtswv MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1aa7:b0:2ca:52e8:b500 with SMTP id l7-20020a056e021aa700b002ca52e8b500mr676538ilv.34.1649100314393; Mon, 04 Apr 2022 12:25:14 -0700 (PDT) Date: Mon, 04 Apr 2022 12:25:14 -0700 In-Reply-To: <000000000000264b2a05d44bca80@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000070561105dbd91673@google.com> Subject: Re: [syzbot] WARNING in cpuset_write_resmask From: syzbot To: cgroups@vger.kernel.org, changbin.du@intel.com, christian.brauner@ubuntu.com, davem@davemloft.net, edumazet@google.com, hannes@cmpxchg.org, hkallweit1@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, lizefan.x@bytedance.com, longman@redhat.com, mkoutny@suse.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tj@kernel.org, yajun.deng@linux.dev Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit d068eebbd4822b6c14a7ea375dfe53ca5c69c776 Author: Michal Koutný Date: Fri Dec 17 15:48:54 2021 +0000 cgroup/cpuset: Make child cpusets restrict parents on v1 hierarchy bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=142f17f7700000 start commit: e5313968c41b Merge branch 'Split bpf_sk_lookup remote_port.. git tree: bpf-next kernel config: https://syzkaller.appspot.com/x/.config?x=c40b67275bfe2a58 dashboard link: https://syzkaller.appspot.com/bug?extid=568dc81cd20b72d4a49f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13bb97ce700000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12062c8e700000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: cgroup/cpuset: Make child cpusets restrict parents on v1 hierarchy For information about bisection process see: https://goo.gl/tpsmEJ#bisection